82277803 has 2 divisors, whose sum is σ = 82277804. Its totient is φ = 82277802.

The previous prime is 82277759. The next prime is 82277827. The reversal of 82277803 is 30877228.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82277803 - 2⁹ = 82277291 is a prime.

It is not a weakly prime, because it can be changed into another prime (82277873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41138901 + 41138902.

It is an arithmetic number, because the mean of its divisors is an integer number (41138902).

Almost surely, 2^82277803 is an apocalyptic number.

82277803 is a deficient number, since it is larger than the sum of its proper divisors (1).

82277803 is an equidigital number, since it uses as much as digits as its factorization.

82277803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 37.

The square root of 82277803 is about 9070.7112731031. The cubic root of 82277803 is about 434.9382093938.

It can be divided in two parts, 82 and 277803, that added together give a triangular number (277885 = T₇₄₅).

The spelling of 82277803 in words is "eighty-two million, two hundred seventy-seven thousand, eight hundred three".